Hypertherm Powermax65 Service Manual Rev.1 - Manual (Page 197)

Component ReplaCement
powermax
65/85 Service Manual 6-15
Replace the air filter subassembly
1. Turn OFF the power, disconnect the power cord, and disconnect the gas supply.
2. Remove the power supply cover.
3. Remove the filter bowl from the air filter at the rear of the power supply. Refer to the instructions and figure on page
6-14 Replace the air filter element.
4. Disconnect the two wires from the top of the pressure switch.
5. Disconnect the ground wire from the air filter body.
6. Disconnect the gas supply hose from the air filter. Pull back the orange ring on the push-to-connect tube connector
and pull the tube out of the connector.
7. Remove the three screws that hold the gas fitting to the rear panel.
8. Remove the old air filter subassembly.
Air filter
Gas fitting
Screws
Filter bowl
Gas supply hose
Pressure switch
Wire connector